First Impressions of Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw
The Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw promises an upgrade or complete build solution for one of the most popular pistols ever made. This kit boasts all-American design, manufacturing, and assembly, offering a tempting proposition for Glock enthusiasts seeking enhanced reliability and customization. With a variety of finishes available for select components, the Centennial Defense Systems kit also appeals to those wanting to personalize their firearm.
My journey to this kit began with a desire to breathe new life into my well-worn Gen 3 Glock 19. I was experiencing increasingly frequent failures to extract, a common issue with older Glocks, and considered replacing the entire slide assembly. Instead, I wanted to explore upgrading the existing components with a high-quality parts kit.
Upon unboxing the kit, I was immediately struck by the quality of the individual components. The stainless steel parts felt substantial and well-machined, a noticeable improvement over the factory Glock parts. The finish on the guide rod screw, extractor, and slide cover plate (I opted for the burnt bronze) was even and attractive.
I considered other kits from brands like OEM Glock parts, and Brownells, but the all-inclusive nature of the Centennial Defense Systems kit, combined with its promise of American-made quality, ultimately swayed me. My initial impression was one of excitement and cautious optimism, hoping that this kit would indeed deliver the performance and reliability I was seeking.
Real-World Testing: Putting Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw to the Test
First Use Experience
My first test of the Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw took place at my local outdoor shooting range. I ran approximately 200 rounds of various 9mm ammunition, ranging from cheap FMJ to premium self-defense hollow points, through the upgraded Glock 19. The weather was sunny and mild, providing ideal conditions for testing.
Installation of the kit was straightforward, thanks to readily available online resources and Glock armorer’s manuals. The upgraded Glock cycled smoothly and ejected cases with authority. There were no malfunctions during this initial range session, a significant improvement over the previous performance.
Extended Use & Reliability
After several months of use and approximately 1000 rounds fired, the Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw has proven to be remarkably reliable. I have experienced zero failures to extract or eject since installing the kit. The stainless steel components show no signs of excessive wear, and the burnt bronze finish on the accents has held up well.
Maintenance is a breeze; the stainless steel parts clean easily with standard gun cleaning solvents and brushes. Compared to my previous experiences with aftermarket Glock parts, the Centennial Defense Systems kit has significantly exceeded my expectations in terms of reliability and durability. This kit is far superior to some of the cheaper, imported kits I’ve tried in the past.
Breaking Down the Features of Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw
Specifications
The Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw is a comprehensive upgrade package designed specifically for Gen 1-3 Glock 19 pistols. Key features include a stainless steel guide rod assembly with an Allen screw, a stainless steel channel liner, and a complete firing pin assembly comprised of a stainless steel firing pin, firing pin spring, firing pin spacer sleeve, and spring cups. The kit also contains a stainless steel firing pin safety and spring, a stainless steel extractor and extractor depressor plunger with spring, a spring-loaded bearing, and an aluminum slide cover plate. The use of stainless steel in critical components significantly enhances durability and corrosion resistance.
These specifications are essential because they address common wear points in the Glock 19 platform. The stainless steel guide rod assembly offers improved recoil management and longevity compared to the factory plastic guide rod. The upgraded firing pin assembly ensures consistent ignition and reliable function. The stainless steel extractor is far less prone to breakage than the MIM (Metal Injection Molded) extractors found in many factory Glocks.
Performance & Functionality
The Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw dramatically improved the performance and reliability of my Glock 19. The upgraded extractor eliminated all previous extraction issues, ensuring consistent and positive ejection of spent casings. The overall feel of the pistol is tighter and more refined, inspiring greater confidence in its reliability.
While the kit doesn’t directly enhance accuracy, the increased reliability allows for more focused and consistent shooting. The only area that could be improved is the slide cover plate material.
Design & Ergonomics
The build quality of the Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw is excellent. The materials are high-quality, and the machining is precise. The parts fit perfectly into my Glock 19 frame and slide.
There is no significant learning curve associated with this kit. Installation is straightforward for anyone familiar with basic Glock disassembly and reassembly.
Durability & Maintenance
The use of stainless steel in the majority of the components suggests excellent long-term durability. After several months of use, the parts show no signs of significant wear or corrosion. Maintenance is simple, requiring only standard gun cleaning procedures.
Accessories and Customization Options
The Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw primarily focuses on internal components, it does offer some degree of aesthetic customization. The slide cover plate and guide rod screw are available in a variety of finishes, allowing users to personalize the look of their Glock.
While the kit itself does not directly affect compatibility with accessories like optics or lights, it does ensure that these accessories can be used with a reliable and well-functioning pistol. The kit is compatible with any standard Gen 1-3 Glock 19 slide and frame.
Pros and Cons of Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw
Pros
- Enhanced Reliability: The stainless steel components eliminate common Glock malfunctions.
- Improved Durability: Stainless steel construction ensures long-lasting performance.
- Aesthetic Customization: Available in a variety of finishes to personalize your Glock.
- Easy Installation: Straightforward installation for those familiar with Glock disassembly.
- All-American Made: Designed, manufactured, finished, and assembled in the USA.
Cons
- Aluminum Slide Cover Plate: While functional, aluminum is less durable than steel.
- Gen 1-3 Glock 19 ONLY: Limited to specific Glock generations and models.
Who Should Buy Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw?
The Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw is perfect for Glock owners experiencing reliability issues with their older Gen 1-3 Glock 19 pistols. It’s also ideal for those building a custom Glock 19 from the ground up and want to ensure high-quality internal components. This kit is well-suited for both casual shooters and those who rely on their Glock for personal defense.
This product is not necessary for those with newer Glocks that are already functioning reliably. Those on a tight budget might also find cheaper alternatives, although the long-term value of the Centennial Defense Systems kit justifies the price.
A must-have accessory for this kit is a quality Glock armorer’s tool for easy disassembly and reassembly.
Conclusion on Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw
The Centennial Defense Systems MOD1 Upper Parts Kit for Gen 1-3 Glock 19 w/Allen Screw is a worthwhile investment for anyone looking to enhance the reliability and durability of their Glock 19. The use of high-quality stainless steel components and the all-American manufacturing process inspire confidence in its performance.
The price of $149.95 is justified by the improved reliability and longevity the kit provides. I would absolutely recommend this kit to anyone looking to upgrade their Gen 1-3 Glock 19. If you value reliability and quality, then this kit is an excellent choice.